package com.lara;

import java.util.ArrayList;
import java.util.Collections;

public class Manager19 {
public static void main(String[] args) {
	ArrayList list=new ArrayList();
	list.add(8.9);
	list.add(9);
	list.add(9.0);
	list.add(9.1);
	list.add(list);
	System.out.println(list);
	Collections.sort(list);
	System.out.println(list);
}
}
